Cubes of brain tissue allow drug discovery without animals

Modeling the blood-brain-barrier with brains-in-a-cube allows drug testing without the need for animals.
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A self-powered heart monitor taped to the skin

A group of scientists have developed a human-friendly, ultra-flexible organic sensor powered by sunlight, which acts as a self-powered heart monitor.

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The free-energy principle explains neural network behavior

Scientists show that the free-energy principle can explain how neural networks work.
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Ultraprecise clocks and the Tokyo Skytree verify Einstein’s theory of relativity

Time measured at the top and bottom of the Tokyo Skytree with ultraprecise clocks has verified the time dilation effect predicted by Einstein.
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Hepatoma (liver cancer) blocked by a sugar look-a-like

A sugar (fucose) analog can prevent liver cancer (hepatoma) from invading healthy liver cells.

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ERRg predicts atrial fibrillation and hidden comorbidity

Polygenic risk scores based on the genetic data from more that a million people predicted atrial fibrillation, stroke, and mortality.
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Bacterial drug resistance studied by robotic E. coli evolution

Experimentally evolving E. coli under pressure from a large number of antibiotics was able to identify constraints underlying evolved drug resistance.
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Astrocytes powered by norepinephrine during fear-memory formation

Norepinephrine released in the locus coeruleus during fear learning is accompanied by increased calcium and cAMP levels in nearby astrocytes.
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Marsupial heart regeneration ability given to mice

Regeneration of mouse hearts ? ?? after birth achieved by figuring out how it’s possible in opossums.
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Gene linked to intellectual ability affects memory replay in mice

Scientists have discovered a gene in mice that allows memory replay at rest, a process necessary for forming long-lasting memories in mice.

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Random movements help color-detecting cells form the proper pattern

Scientists have used a mathematical model to explain why zebrafish cone cells in the eye are arranged in a specific pattern in all individuals.

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Stolen genes used for parasitic mind control

Parasitic horsehair worms evolved to control their praying mantis hosts by stealing their genes (horizontal gene transfer).
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Aug

17

Eve Marder: freeing knowledge, crashing neurons

Eve Marder: freeing knowledge, crashing neurons

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None of us would get on a plane that had its parts changed in mid-air, says Eve Marder, who has spent her career probing a very specific cluster of crustacean nerve cells. Yet we are all walking around undergoing a constant turnover of cellular parts, and so are the lobsters and crabs Marder studies.

Aug

5

RIKEN Research Summer issue

RIKEN Research Summer issue

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A quick post to let you know that the Summer issue of RIKEN Research Magazine came out towards the end of June. This issue covers brain evolution, regenerating skin, super-clear synapses, and much much more! Enjoy!

Jun

3

RIKEN Research Spring issue is here

RIKEN Research Spring issue is here

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Just a quick post to let you know that the Spring issue of RIKEN Research Magazine came out towards the end of March. This issue covers issues including the discovery of element 113, earth-friendly pesticides, and the secrets of a rice-killing fungal toxin. Enjoy!

Social contact-seeking behavior and loneliness in the brain

Levels of the peptide amylin in the brain are related to loneliness; activating amylin neurons in the MPOA drives isolated mice to seek social contact.
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Talking science Illustration with Misaki Ouchida

Whether it’s bird anatomy or science cartoons, Masaki Ouchida can do it all. She spoke with us about her career in science illustration, from the US to Japan.
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H2AK119ub1: How you inherit acquired traits from your mom

H2AK119ub1. Say that three times really fast! But seriously, it allows maternally acquired traits to be inherited.
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Introducing Nikola, the emotional android boy

A new android named Nikola will help researchers study facial expressions, emotions, and social interactions.
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